The announcement of the upcoming horror-comedy film Jennifer's Body, scripted by Diablo Cody and directed by Karyn Kusama, was made public.
Megan Fox was cast in the lead role of Jennifer Check, marking a significant role in her acting career.
Jennifer's Body was released in theaters across the United States, introducing audiences to the horror-comedy starring Megan Fox and Amanda Seyfried.
A rock band named Low Shoulder is involved in a bus crash at a mysterious location called Devil's Kettle, resulting in the death of most band members except for singer Nikolai.
Jennifer Check and her best friend Needy Lesnicki return to their small town, completing their summer and starting their senior year at high school.
After the bus crash at Devil's Kettle, Jennifer becomes possessed by a demon during a ritual performed by the surviving band member Nikolai, transforming her into a succubus who feeds on boys.
Jennifer starts using her new supernatural powers to seduce and murder male students at her high school, feeding on their bodies.
Needy becomes suspicious of Jennifer's erratic and dangerous behavior, leading her to investigate the truth about Jennifer's condition and demonic transformation.
Realizing Jennifer is a monster, Needy researches ways to stop her and gathers evidence to confront Jennifer's supernatural condition.
Needy confronts Jennifer in a climactic battle near Devil's Kettle, leading to a dramatic fight where Needy attempts to kill Jennifer and end her reign of terror.
Needy manages to stab Jennifer in the chest, temporarily killing her and stopping her attacks, though Jennifer’s demonic nature leaves uncertainty.